1、February 2015 Translation by DIN-Sprachendienst.English price group 14No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).I
2、CS 77.140.10; 77.140.20!%;%“2292402www.din.deDDIN EN ISO 683-17Heat-treated steels, alloy steels and free-cutting steels Part 17: Ball and roller bearing steels (ISO 683-17:2014);English version EN ISO 683-17:2014,English translation of DIN EN ISO 683-17:2015-02Fr eine Wrmebehandlung bestimmte Sthle
3、, legierte Sthle und Automatensthle Teil 17: Wlzlagersthle (ISO 683-17:2014);Englische Fassung EN ISO 683-17:2014,Englische bersetzung von DIN EN ISO 683-17:2015-02Aciers pour traitement thermique, aciers allis et aciers pour dcolletage Partie 17: Aciers pour roulements (ISO 683-17:2014);Version ang
4、laise EN ISO 683-17:2014,Traduction anglaise de DIN EN ISO 683-17:2015-02SupersedesDIN EN ISO 683-17:2000-04www.beuth.deDocument comprises 32 pagesIn case of doubt, the German-language original shall be considered authoritative.01.15 DIN EN ISO 683-17:2015-02 2 A comma is used as the decimal marker.
5、 National foreword This document (EN ISO 683-17:2014) has been prepared by Technical Committee ISO/TC 17 “Steel”, Subcommittee SC 4 “Heat treatable and alloy steels” in collaboration with Technical Committee ECISS/TC 105 “Steels for heat treatment, alloy steels, free-cutting steels and stainless ste
6、els” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the DIN-Normenausschuss Eisen und Stahl (DIN Standards Committee Iron and Steel), Working Committee NA 021-00-05-02 UA Wlzlagersthle. ISO 683 consists of the following parts, under the general title Heat-tr
7、eated steels, alloy steels and free-cutting steels: Part 1: Non-alloy steels for quenching and tempering Part 2: Alloy steels for quenching and tempering Part 3: Case-hardening steels Part 4: Free-cutting steels Part 5: Nitriding steels Part 14: Hot-rolled steels for quenched and tempered springs Pa
8、rt 15: Valve steels for internal combustion engines Part 17: Ball and roller bearing steels Part 18: Bright steel products The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 377 DIN EN ISO 377 ISO 642 DIN EN ISO 642 ISO 643 DIN EN ISO 643
9、ISO 3887 DIN EN ISO 3887 ISO 6506-1 DIN EN ISO 6506-1 ISO 6508-1 DIN EN ISO 6508-1 ISO 14284 DIN EN ISO 14284 Amendments This standard differs from DIN EN ISO 683-17:2000-04 as follows: a) inspection certificate 3.1 with specific inspections and tests is now the standard document; b) requirements fo
10、r microscopic non-metallic inclusions are mandatory; verification of the non-metallic microscopic inclusions may be agreed upon; c) the surface conditions “peeled” and “machined” have been combined; d) European steel numbers are given in Annex B; e) the standard has been editorially revised. Previou
11、s editions DIN 17230: 1980-09 DIN EN ISO 683-17: 2000-04 DIN EN ISO 683-17:2015-02 3 National Annex NA (informative) Bibliography DIN EN ISO 377, Steel and steel products Location and preparation of samples and test pieces for mechanical testing DIN EN ISO 642, Steel Hardenability test by end quench
12、ing (Jominy test) DIN EN ISO 643, Steels Micrographic determination of the apparent grain size DIN EN ISO 3887, Steels Determination of depth of decarburization DIN EN ISO 6506-1, Metallic materials Brinell hardness test Part 1: Test method DIN EN ISO 6508-1, Metallic materials Rockwell hardness tes
13、t Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T) DIN EN ISO 14284, Steel and iron Sampling and preparation of samples for the determination of chemical composition DIN EN ISO 683-17:2015-02 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 683-
14、17 October 2014 ICS 77.140.10; 77.140.20 Supersedes EN ISO 683-17:1999English Version Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels (ISO 683-17:2014) Aciers pour traitement thermique, aciers allis et aciers pour dcolletage - Partie 17: Aciers pou
15、r roulements(ISO 683-17:2014) Fr eine Wrmebehandlung bestimmte Sthle, legierte Sthle und Automatensthle - Teil 17: Wlzlagersthle(ISO 683-17:2014) This European Standard was approved by CEN on 20 September 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate
16、 the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Stand
17、ard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the nati
18、onal standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slo
19、vakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any mea
20、ns reserved worldwide for CEN national Members. Ref. No. EN ISO 683-17:2014 EContents PageForeword 31 Scope . 42 Normative references 43 Terms and definitions . 54 Classification and designation . 54.1 Classification . 54.2 Designation 55 Information to be supplied by the purchaser. 55.1 Mandatory i
21、nformation . 55.2 Options/Supplementary or special requirements . 66 Manufacturing process 66.1 General . 66.2 Deoxidation 66.3 Heat treatment and surface condition at delivery 67 Requirements 77.1 Chemical composition and hardenability 77.2 Microstructure 77.3 Non-metallic inclusions . 87.4 Interna
22、l soundness 87.5 Surface quality . 87.6 Shape, dimensions and tolerances . 88 Inspection 98.1 Testing procedures and types of inspection documents. 98.2 Frequency of testing . 98.3 Specific inspection and testing 99 Test methods . 99.1 Chemical analysis 99.2 Hardness and hardenability tests 1010 Mar
23、king . 10Annex A (normative) Supplementary or special requirements 22Annex B (informative) Designations of the steels given in Tables 3, 5 and 6 and of comparable grades covered in various designation systems25Annex C (informative) Dimensional standards applicable to products complying with this par
24、t of ISO 683 .27Bibliography .28DIN EN ISO 683-17:2015-02 EN ISO 683-17:2014 (E) 2 DIN EN ISO 683-17:2015-02 EN ISO 683-17:2014 (E) 3Foreword This document (EN ISO 683-17:2014) has been prepared by Technical Committee ISO/TC 17 “Steel” in collaboration with Technical Committee ECISS/TC 105 “Steels f
25、or heat treatment, alloy steels, free-cutting steels and stainless steels” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2015, and conflicting nati
26、onal standards shall be withdrawn at the latest by April 2015. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersede
27、s EN ISO 683-17:1999. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of
28、Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 683-17:2014 has been approved
29、by CEN as EN ISO 683-17:2014 without any modification. 1 Scope1.1 This part of ISO 683 specifies the technical delivery requirements for five groups of wrought ball and roller bearing steels as listed in Table 3, namely through-hardening bearing steels (steels with about 1 % C and 1 % to 2 % Cr), ca
30、se-hardening bearing steels, induction-hardening bearing steels (unalloyed and alloyed), stainless bearing steels, and high-temperature bearing steels.1.2 This part of ISO 683 applies to the products and heat-treatment conditions given in Table 1 and the surface conditions given in Table 2.1.3 In ad
31、dition to this part of ISO 683, the general technical delivery requirements of ISO 404 are applicable.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cite
32、d applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 377, Steel and steel products Location and preparation of samples and test pieces for mechanical testingISO 404, Steel and steel products General technical delivery requirementsISO
33、 642, Steel Hardenability test by end quenching (Jominy test)ISO 643, Steels Micrographic determination of the apparent grain sizeISO 3763, Wrought steels Macroscopic methods for assessing the content of non-metallic inclusionsISO 3887, Steels Determination of depth of decarburizationISO 4948-1, Ste
34、els Classification Part 1: Classification of steels into unalloyed and alloy steels based on chemical compositionISO 4948-2, Steels Classification Part 2: Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristicsISO/TS 4949, Steel
35、 names based on letter symbolsISO 4967, Steel Determination of content of non-metallic inclusions Micrographic method using standard diagramsDIN EN ISO 683-17:2015-02 EN ISO 683-17:2014 (E) 4 ISO 4969, Steel Macroscopic examination by etching with strong mineral acidsISO 5949, Tool steels and bearin
36、g steels Micrographic method for assessing the distribution of carbides using reference photomicrographsISO 6506-1, Metallic materials Brinell hardness test Part 1: Test methodISO 6508-1, Metallic materials Rockwell hardness test Part 1: Test methodISO 6929, Steel products VocabularyISO 9443, Heat-t
37、reatable and alloy steels Surface quality classes for hot-rolled round bars and wire rods Technical delivery conditionsISO/TR 9769, Steel and iron Review of available methods of analysisISO 10474, Steel and steel products Inspection documentsISO 14284, Steel and iron Sampling and preparation of samp
38、les for the determination of chemical composition3 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO 6929 and the following apply.3.1ball and roller bearing steelssteels for rings and/or rolling bodies which use balls and rollers to maintain the separatio
39、n between the moving parts of the bearing4 Classification and designation4.1 ClassificationThe classification of the relevant steel grades is allocated in accordance with ISO 4948-1 and ISO 4948-2. All steel grades covered by this part of ISO 683 are special steels.4.2 DesignationFor the steel grade
40、s covered by this part of ISO 683, the steel names given in the relevant tables are allocated in accordance with ISO/TS 4949.5 Information to be supplied by the purchaser5.1 Mandatory informationThe manufacturer shall obtain the following information from the purchaser at the time of enquiry and ord
41、er:a) the quantity to be delivered;b) the designation of the products form (billets, bars, rod, wire, tubes, rings, discs, etc.);c) either the reference to the dimensional standard and the dimensions and tolerances selected from it (see 7.6) or the designation of any other document covering the dime
42、nsions and tolerances required for the product;d) a reference to this part of ISO 683, i.e ISO 683-17;DIN EN ISO 683-17:2015-02 EN ISO 683-17:2014 (E) 5 e) the designation of the steel grade (see Table 3);f) the symbol for the heat-treatment condition on delivery (see 6.3.1 and Table 1);g) usually d
43、esignation for an inspection certificate 3.1 or, if required, an inspection certificate 3.2 in accordance with ISO 10474.5.2 Options/Supplementary or special requirementsA number of options are specified in this part of ISO 683 and listed below. If the purchaser does not indicate the wish to impleme
44、nt any of theses options, the products will be supplied in accordance with the basic specifications of this part of ISO 683 (see 5.1).a) If another surface condition than hot-worked or a special surface quality is required, the surface condition (see Table 2), and the surface quality (see 7.5).b) An
45、y requirement concerning the hardenability (+H) (see 7.1.3 and Table 5) and the verification of hardenability and if agreed the information about calculation of the hardenability (see 9.2.2).c) Any supplementary requirement that shall be complied with, the symbol and, where necessary, the details of
46、 this supplementary requirement (see Annex A).EXAMPLE 50 hot-rolled round bars according to ISO 1035-1 with nominal diameter of 50,0 mm, nominal length of 8 000 mm and with tolerance class S on diameter of 0,40 mm and tolerance class L2 on length of +100/0 mm in accordance with ISO 1035-4 and with h
47、ot-worked surface made of steel grade ISO 683-17, 100Cr6 (see Table 3) in annealed condition to achieve spheroidized carbides (+AC), with an inspection certificate 3.1 in accordance with ISO 10474:50 round bars ISO 1035-1/-4 50,0 S 8 000 L2steel grade ISO 683-17 - 100Cr6+ACinspection certificate ISO 10474 - 3.16 Manufacturing process6.1 GeneralWith the restrictions given by the requirements in 6.2 and 6.3 the manufacturing process of the steel and of the products is left to the discretions of
